package org.study.tomcat_study.demo.servlet.simple;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;

public class HttpServer1 {
	private static final String SHUTDOWN_COMMAND = "/SHUTDOWN";
	
	private boolean shutdown = false;
	
	public static void main(String[] args) {
		HttpServer1 server = new HttpServer1();
		server.await();
	}
	
	public void await() {
		ServerSocket serverSocket = null;
		int port = 8080;
		try {
			serverSocket = new ServerSocket(port, 1, InetAddress.getByName("127.0.0.1"));
		}catch(IOException e) {
			e.printStackTrace();
			System.exit(1);
		}
		System.out.println("服务已启动！");
		while(!shutdown) {
			Socket socket = null;
			InputStream input = null;
			OutputStream output = null;
			try {
				socket = serverSocket.accept();
				input = socket.getInputStream();
				output = socket.getOutputStream();
				Request request= new Request(input);
				request.parse();
				Response response =new Response(output);
				response.setRequest(request);
				if(request.getUri().startsWith("/servlet/")) {
					ServletProcessor1 processor = new ServletProcessor1();
					processor.process(request, response);
				}else {
					StaticResourceProcessor processor = new StaticResourceProcessor();
					processor.process(request, response);
				}
				socket.close();
				shutdown = request.getUri().equals(SHUTDOWN_COMMAND);
			}catch(Exception e) {
				e.printStackTrace();
				System.exit(1);
			}
			
		}
	}
}
